Four of my books are on sale all weekend! These include:

https://www.amazon.com/Tower-Sol-Ga.....dp/B07RC2H492/ -- Tower of Sol: Post-apocalypse, a band of anti-AI survivors get lured into a tower of adventure.
https://www.amazon.com/Striking-Cha.....dp/B07NBTSY44/ -- Striking Chains: A peasant learns magic and gets recruited for his evil empire's order of masked enforcers. Same world as "Striking the Root" and "Striking Flags".
https://www.amazon.com/Fateweavers-.....dp/B07FCV3573/ -- Fateweaver's Quest: A man is pulled into a living RPG on an alien planet, but his fellow space crew feel they've become NPCs to support his heroism. Uses the actual tabletop RPG "Fate", whose designers I don't support or endorse.
https://www.amazon.com/dp/B08BHLL49H -- The Dream of Aveire: A high-biotech utopian starship turns star systems into gardens as a hobby. This one is going to be tricky. Featuring cool art by  cobaltowl!